CN117016238A - Rice seedling raising tray structure based on low-temperature cold damage prevention and control - Google Patents
Rice seedling raising tray structure based on low-temperature cold damage prevention and control Download PDFInfo
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- CN117016238A CN117016238A CN202311081030.5A CN202311081030A CN117016238A CN 117016238 A CN117016238 A CN 117016238A CN 202311081030 A CN202311081030 A CN 202311081030A CN 117016238 A CN117016238 A CN 117016238A
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- seedling raising
- bowl
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- heat
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- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 21
- 235000009566 rice Nutrition 0.000 title claims abstract description 21
- 230000002595 cold damage Effects 0.000 title claims abstract description 18
- 230000002265 prevention Effects 0.000 title claims abstract description 18
- 240000007594 Oryza sativa Species 0.000 title abstract 2
- 239000002689 soil Substances 0.000 claims description 93
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 82
- 238000002347 injection Methods 0.000 claims description 38
- 239000007924 injection Substances 0.000 claims description 38
- 238000004321 preservation Methods 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 26
- 229920000742 Cotton Polymers 0.000 claims description 25
- 241000209094 Oryza Species 0.000 claims description 19
- 230000000694 effects Effects 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 9
- 241000219146 Gossypium Species 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000003020 moisturizing effect Effects 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 5
- 239000012774 insulation material Substances 0.000 claims description 5
- 239000013013 elastic material Substances 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 3
- 238000009331 sowing Methods 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 208000009084 Cold Injury Diseases 0.000 claims 1
- 239000011358 absorbing material Substances 0.000 claims 1
- 238000009423 ventilation Methods 0.000 description 7
- 241000196324 Embryophyta Species 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 3
- 230000001502 supplementing effect Effects 0.000 description 3
- 238000002054 transplantation Methods 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/02—Receptacles, e.g. flower-pots or boxes; Glasses for cultivating flowers
- A01G9/029—Receptacles for seedlings
- A01G9/0295—Units comprising two or more connected receptacles
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G27/00—Self-acting watering devices, e.g. for flower-pots
- A01G27/04—Self-acting watering devices, e.g. for flower-pots using wicks or the like
- A01G27/06—Self-acting watering devices, e.g. for flower-pots using wicks or the like having a water reservoir, the main part thereof being located wholly around or directly beside the growth substrate
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
Abstract
The invention discloses a rice seedling raising tray structure based on low-temperature cold damage prevention and control, which belongs to the technical field of agricultural seedling raising machines.
Description
Technical Field
The invention relates to the technical field of agricultural seedling raising tools, in particular to a rice seedling raising tray structure based on low-temperature cold damage prevention and control.
Background
Rice is an important cereal widely planted in Asian tropical zone, the south of China is a main rice producing area, and the northern provinces have planting. The existing agricultural rice seedling raising in China basically depends on field operation, and with the continuous development of mechanization, seedling raising transplantation is gradually mechanized to replace artificial seedling raising. The seedling tray seedling raising method has the advantages of short seedling age, strong seedlings, convenient management, intensification and the like. When the seedlings are mature, the seedlings need to be taken out of the seedling raising tray and sowed in farmlands.
Most of the existing seedling raising trays have too simple structures, and seedling raising operation is carried out only through tray frames with seedling raising grooves. In some cultivation processes, low-temperature environments exist, and the low-temperature environments can cause certain damage to seedlings, so that the survival rate of the seedlings is reduced, and therefore, heat preservation measures are necessary in the cultivation process; in addition, most of the seedlings are pulled out by manual force during disketing transplantation, and the traditional transplanting mode is very easy to damage the root systems of the seedlings and is very unfavorable for the subsequent development of plants.
Therefore, we propose a rice seedling tray structure based on low temperature cold damage prevention and control to the above problems.
Disclosure of Invention
Compared with the prior art, the invention provides the rice seedling raising tray structure based on low-temperature cold damage prevention and control, the invention has the advantages that the common raising tray structure is replaced by the matching structure of the raising tray with a plurality of groups of raising tray components and the heat-preserving seat with heat preservation and water supplementing functions is arranged at the bottom end of the raising tray, in the raising process, the heat-conducting pipe which is introduced with a heat source is utilized for heating water in the water injection tank, on one hand, the raising of the temperature of the raising tray is directly conducted, on the other hand, the water drained upwards has the temperature, so that the heat preservation function is promoted on the premise of realizing moisture preservation, the raising tray is respectively detached from the raising tray and the soil fixing ring downwards and outwards after the raising tray is lifted upwards, and compared with the mode of directly exerting force on seedlings to realize seedling pulling out.
The aim of the invention can be achieved by the following technical scheme:
a rice seedling raising tray structure based on low-temperature cold damage prevention and control comprises a heat preservation seat, wherein a water injection groove is formed in the heat preservation seat, a seedling raising tray which is provided with a water injection space reserved in the inner bottom of the water injection groove is embedded in the water injection groove, a plurality of groups of pot grooves are formed in the upper end of the seedling raising tray, the pot grooves are of conical structures with wide upper parts and narrow lower parts, the bottoms of the pot grooves are communicated with the water injection groove, and a seedling raising assembly is arranged at each row of pot grooves;
the seedling raising assembly comprises a seedling raising frame, a plurality of embedded grooves matched with the bowl grooves are formed in the seedling raising frame, seedling raising bowls are sleeved in each embedded groove, soil fixing rings extending to the upper parts of the embedded grooves are nested at the top end parts of the seedling raising bowls, the seedling raising bowls comprise threaded sleeves in threaded connection with the embedded grooves and conical bowl bodies fixedly connected to the bottom ends of the threaded sleeves and matched with the inner walls of the bowl grooves, drainage grooves are reserved between the conical bowl bodies and the inner walls of the bowl grooves, a plurality of groups of air holes are formed in the conical bowl bodies in an annular mode, a diversion assembly with the bottom ends extending into the water injection grooves is embedded in the drainage grooves, heat conducting pipes are coiled in the water injection grooves, and water inlet pipes and water outlet pipes extending to the outer parts of the heat preservation seats are respectively arranged at the left end and the right end of each heat conducting pipe.
Further, the inner end wall cladding of toper alms bowl has the water absorption layer that is located the setting of solid soil ring bottom, and the water absorption layer adopts ventilative insulation material to make, adds the water absorption layer in the alms bowl of raising seedlings, is convenient for carry out the pocket to the soil body of filling in the alms bowl of raising seedlings on the one hand, and the soil body is difficult for outwards spilling over through the bleeder vent, on the other hand still plays the heat preservation effect to the soil body under the prerequisite that realizes ventilative permeating water.
Further, the soil fixing ring comprises an upper ring body and a lower ring body which are arranged in a butt joint mode up and down, the upper ring body and the lower ring body are respectively arranged in close contact with the inner wall of the threaded sleeve and the inner wall of the conical pot body, the upper ring body and the lower ring body are made of elastic materials, a separating opening is formed in one end of the upper ring body, the outer end wall of the upper ring body is fixedly connected with magnetic attraction blocks located at two sides of the separating groove, the outer end wall of one side of the upper ring body, far away from the magnetic attraction blocks, of the upper ring body is fixedly connected with buckling blocks, the buckling blocks and the magnetic attraction blocks are carried on the upper end wall of the seedling raising tray, the soil fixing ring is additionally arranged at the top end of the seedling raising pot, and the seedling raising pot and the soil fixing ring are tightly sleeved to be connected into a whole.
Further, the flow guiding component comprises a sleeving frame which is matched with the bowl groove and is nested in the bowl groove, a plurality of absorbent cottons are annularly distributed on the inner wall of the sleeving frame, and the bottoms of the absorbent cottons penetrate through the bowl groove and extend into the water injection groove.
Further, the width of the absorbent cotton is gradually decreased from top to bottom, the absorbent cotton is made of absorbent materials, the inner walls of the absorbent cotton are propped against the outer wall of the seedling raising pot, each absorbent cotton corresponds to each group of air holes in a one-to-one mode, half of the air holes are exposed out of the absorbent cotton, a guide assembly is additionally arranged in the pot groove, on one hand, the absorbent cotton is utilized to play a further bearing role on the seedling raising pot, on the other hand, the lower ends of the absorbent cotton extend into the water injection groove, and the absorbent cotton is utilized to conduct water drainage, so that soil inside the seedling raising pot is effectively guaranteed to be in a moist state all the time.
Further, the seedling raising tray, the seedling raising bowl and the sleeving frame are all made of heat conducting materials, and the outer end wall of the seedling raising tray is coated with a heat insulating layer.
Further, the upper end part of the heat preservation seat is fixedly connected with a heat preservation cover covered outside the seedling raising tray, the heat preservation cover is made of heat insulation materials, and the heat preservation cover is provided with vent holes.
The application method of the rice seedling raising tray structure based on low-temperature cold damage prevention and control comprises the following steps:
step one: firstly, placing a plurality of seedling raising assemblies on a seedling raising tray, sleeving a plurality of seedling raising bowls in bowl grooves one by one, filling soil into the seedling raising bowls, and sowing;
step two: in the seedling growing process, water is injected into the water injection groove, moisture is drained into the bowl groove through the flow guide assembly, so that a moisturizing effect on soil is realized, in the process, according to actual environment requirements, a heat source is circularly led into the heat guide pipe, the heat source leads the heat into the water in the water injection groove through the heat guide pipe, on one hand, the temperature of the seedling raising tray is directly improved through heat conduction, on the other hand, the moisture drained upwards has a certain temperature, and therefore, on the premise of moisturizing, a certain thermal insulation effect is also realized;
step three: when seedlings are transplanted, after the seedling raising frame is lifted upwards, firstly, the soil fixing ring with soil is lifted from the seedling raising frame, fingers pinch the soil fixing ring, the seedling raising bowl is slowly rotated downwards, the seedling raising bowl plays a certain loosening role on the soil in the rotation process, so that the seedling raising bowl is slowly detached from the soil, after the seedling raising bowl is detached, the soil fixing ring is lifted upwards, the soil is held by hands, and the soil fixing ring is slowly pulled outwards along the separating opening, so that the soil fixing ring deforms outwards along the separating opening, and seedlings with complete soil are conveniently pulled out.
Compared with the prior art, the invention has the advantages that:
(1) According to the scheme, the common seedling raising structure is replaced by the matching structure of the seedling raising tray with the plurality of groups of seedling raising components and the heat preservation seat with the heat preservation and water supplementing functions is arranged at the bottom end of the seedling raising tray, in the seedling raising process, the heat conduction pipe which is introduced into the heat source is utilized to heat water in the water injection groove, on one hand, the temperature of the seedling raising tray is directly increased through overheat conduction, on the other hand, the water drained upwards has the temperature, so that the heat preservation function is promoted on the premise of realizing moisture preservation, after the seedling raising components are lifted upwards in the tray transplanting process, the seedling raising bowl and the soil fixing ring are detached downwards and outwards respectively, compared with the mode of directly applying force to realize seedling pulling, the method is easy to realize that seedlings with complete soil bodies are separated from the seedling raising tray structure, damage to seedling root systems is effectively avoided, and the subsequent development of plants is facilitated.
(2) The soil fixing ring in this scheme adopts elastic material to make, before the seedling, it plays the soil fixing effect, at the in-process of transplanting seedlings, at first downwards the rotary seedling raising bowl, the seedling raising bowl breaks away from with the soil body, in the in-process of dismantling the seedling raising bowl downwards, because the soil fixing ring plays the bearing effect to the soil body top, thereby be difficult for causing the soil body to scatter because of the break away of outside bearing component, treat the seedling raising bowl after dismantling, outwards slowly pull the soil fixing ring along the separating mouth again, make soil fixing ring follow separating mouth department outside deformation motion, thereby be convenient for transplant the seedling that has complete soil body.
Drawings
FIG. 1 is a partial cross-sectional view of the present invention;
FIG. 2 is a schematic view of the structure of the thermal insulation seat of the present invention when the thermal insulation seat is separated from the seedling raising tray;
FIG. 3 is a schematic view of a structure in which a plurality of flow guiding components are installed in a bowl groove one by one;
FIG. 4 is a cross-sectional view of the present invention at a baffle assembly;
FIG. 5 is a top view of the present invention;
FIG. 6 is a schematic view of the structure of the seedling raising assembly of the present invention;
FIG. 7 is a partial cross-sectional view of the present invention at a sprout cultivation assembly;
FIG. 8 is a schematic view showing a state in which the soil fixing ring of the present invention is pulled outwards;
FIG. 9 is a schematic view showing a state of the present invention when seedling transplantation is performed;
fig. 10 is a schematic view of the external structure of the heat insulation seat with a heat insulation cover.
The reference numerals in the figures illustrate:
1. a heat preservation seat; 101. a water injection groove; 2. seedling raising tray; 201. a bowl groove; 3. a seedling raising frame; 301. a groove is embedded; 4. seedling raising pot; 401. ventilation holes; 402. a water-absorbing layer; 5. a soil fixing ring; 51. a buckling block; 52. a magnetic suction block; 6. a flow guiding assembly; 61; sleeving a frame; 62. a water-absorbing cotton; 7. a heat conduction pipe; 71. a water inlet pipe; 702. a drain pipe; 8. soil mass; 9. and a heat preservation cover.
Detailed Description
The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only a few embodiments of the present invention; but not all embodiments, are based on embodiments in the present invention; all other embodiments obtained by those skilled in the art without undue burden; all falling within the scope of the present invention.
Example 1:
the invention discloses a rice seedling raising tray structure based on low-temperature cold damage prevention and control, referring to fig. 1, the structure comprises a heat preservation seat 1, wherein a water injection groove 101 is formed in the heat preservation seat 1, a seedling raising tray 2 which is provided with a water injection space reserved on the inner bottom of the water injection groove 101 is embedded in the water injection groove 101, a plurality of groups of bowl grooves 201 which are arranged in an array manner are formed in the upper end of the seedling raising tray 2, the bowl grooves 201 are of conical structures with wide upper parts and narrow lower parts, the bottoms of the bowl grooves 201 are communicated with the water injection groove 101, seedling raising assemblies are arranged at the positions of each row of bowl grooves 201, water is injected into the water injection groove 101 through external connecting pipes, and moisture replenishment is provided for the seedling raising assemblies.
Referring to fig. 5-7, the seedling raising assembly comprises a seedling raising frame 3, a plurality of embedded grooves 301 matched with a bowl groove 201 are formed in the seedling raising frame 3, seedling raising bowls 4 are sleeved in the embedded grooves 301 by threads, soil fixing rings 5 extending to the positions above the embedded grooves 301 are nested at the top ends of the seedling raising bowls 4, the seedling raising bowls 4 comprise threaded sleeves in threaded connection with the embedded grooves 301 and conical bowl bodies fixedly connected to the bottom ends of the threaded sleeves and matched with the inner walls of the bowl grooves 201, drainage grooves are reserved between the outer walls of the conical bowl bodies and the inner walls of the bowl grooves 201, a plurality of groups of ventilation holes 401 are formed in the conical bowl bodies in an annular mode, a water absorbing layer 402 arranged at the bottom ends of the soil fixing rings 5 is coated on the inner end wall of the conical bowl bodies, the water absorbing layer 402 is made of a ventilation heat insulation material, the water absorbing layer 402 is additionally arranged in the seedling raising bowls 4, on the one hand, the soil body 8 filled in the seedling raising bowls 4 is convenient to bag, the soil body 8 does not easily overflow outwards through the ventilation holes 401, and on the other hand, the heat insulation effect on the soil body 8 is achieved on the premise that ventilation holes are ventilated.
Referring to fig. 1, 3 and 4, the drainage groove is embedded with a diversion component 6 with the bottom end extending into the water injection groove 101, the diversion component 6 comprises a sleeve frame 61 matched with the bowl groove 201 and nested in the bowl groove, a plurality of absorbent cottons 62 are annularly distributed on the inner wall of the sleeve frame 61, the bottom ends of the absorbent cottons 62 penetrate through the bowl groove 201 and extend into the water injection groove 101, the widths of the absorbent cottons 62 decrease from top to bottom in sequence, the absorbent cottons 62 are made of absorbent materials, the inner walls of the absorbent cottons 62 are all arranged against the outer wall of the seedling raising bowl 4, each absorbent cottons 62 corresponds to the positions of each group of ventilation holes 401 one by one, half of the ventilation holes 401 are exposed outside the absorbent cottons 62, and the diversion component 6 is additionally arranged in the bowl groove 201.
Referring to fig. 1-2, a heat-conducting pipe 7 is coiled in the water injection groove 101, a water inlet pipe 71 and a water outlet pipe 72 extending to the outside of the heat-preserving seat 1 are respectively arranged at the left end and the right end of the heat-conducting pipe 7, the seedling raising tray 2, the seedling raising bowl 4 and the sleeving frame 61 are all made of heat-conducting materials, the outer end wall of the seedling raising tray 2 is coated with a heat-insulating layer, when the water injection groove 101 is in a low-temperature environment, the heat-conducting pipe 7 which is introduced with a heat source is utilized to heat water in the water injection groove 101, on one hand, the heat conduction is directly conducted to achieve the temperature lifting effect on the seedling raising tray 2, and on the other hand, the water drained upwards has a certain temperature, so that the water still plays a certain heat-preserving effect on the premise of realizing moisture preservation.
Example 2:
the concrete structure of the soil fixing ring 5 will be described in detail based on the embodiment 1, specifically as follows:
referring to fig. 7-9, the soil fixing ring 5 includes an upper ring body and a lower ring body which are arranged in a vertically butt joint manner, the upper ring body and the lower ring body are respectively in close contact with the inner wall of the threaded sleeve and the inner wall of the conical bowl body, so as to realize the close connection between the soil fixing ring 5 and the seedling raising bowl 4, wherein the upper ring body and the lower ring body are made of elastic materials, a separating opening is formed at one end of the upper ring body, magnetic blocks 52 positioned at two sides of the separating opening are fixedly connected to the outer end wall of the upper ring body, a fastening block 51 is fixedly connected to the outer end wall of one side of the upper ring body, far away from the magnetic blocks 52, and the fastening block 51 and the magnetic blocks 52 are carried on the upper end wall of the seedling raising tray 2, before seedling transplanting, the pair of magnetic blocks 52 are arranged in a magnetic suction manner, so as to play a role in soil fixing, and the additionally arranged fastening block 51 and the magnetic blocks 52 play a carrying role in supporting the seedling raising bowl 4;
the soil fixing ring 5 is additionally arranged at the top end of the seedling raising bowl 4, the seedling raising bowl 4 and the soil fixing ring 5 are tightly sleeved and connected into a whole, the soil body 8 is injected into the soil fixing ring 5, when seedlings are transplanted, the soil fixing ring 5 with the soil body 8 is lifted from the seedling raising frame 3, the soil fixing ring 5 is pinched by fingers, the seedling raising bowl 4 is slowly rotated downwards, the seedling raising bowl 4 is separated from the soil body, in the process of detaching the seedling raising bowl 4 downwards, the soil fixing ring 5 plays a bearing role on the top of the soil body, so that the soil body is not easy to scatter due to detachment of an external bearing component, after the seedling raising bowl 4 is detached, the soil fixing ring 5 is slowly pulled outwards along the separation port, so that the soil fixing ring 5 deforms outwards along the separation port, seedlings with the complete soil body 8 are conveniently transplanted, compared with the traditional manual seedling pulling mode, the root of the seedlings is effectively prevented from damaging the root system of the adhered soil in the separation process, and the subsequent development of plants is facilitated.
In addition, referring to fig. 10, the upper end of the heat-preserving seat 1 is fixedly connected with a heat-preserving cover 9 covered outside the seedling raising tray 2, the heat-preserving cover 9 is made of heat-insulating materials, a vent hole is formed in the heat-preserving cover 9, and according to the actual environment requirement, whether the heat-preserving cover 9 is additionally arranged at the upper end of the heat-preserving seat 1 is selected, and the heat-preserving cover 9 further provides a warm environment for the growth of seedlings.
With reference to example 1 and example 2, a method for using a rice seedling tray structure based on low-temperature cold damage prevention and control includes the following steps:
step one: firstly, placing a plurality of seedling raising assemblies on a seedling raising tray 2, sleeving a plurality of seedling raising bowls 4 in bowl grooves 201 one by one, filling soil bodies 8 into the seedling raising bowls 4, and sowing;
step two: in the seedling growing process, water is injected into the water injection groove 101, water is guided into the bowl groove 201 through the guide assembly 6, so that a moisturizing effect on soil body 8 is realized, in the process, according to actual environment requirements, heat is circularly guided into the heat guide pipe 7 through 701, and is guided into water in the water injection groove 101 through the heat guide pipe 7, on one hand, the temperature of the seedling raising tray 2 is directly improved through heat conduction, and on the other hand, the upwards-guided water has a certain temperature, so that a certain thermal insulation effect is realized on the premise of moisturizing;
step three: when seedlings are transplanted, after the seedling raising frame 3 is lifted upwards, firstly the soil fixing ring 5 with the soil body 8 is lifted from the seedling raising frame 3, the soil fixing ring 5 is pinched by fingers, the seedling raising bowl 4 is slowly rotated downwards, the seedling raising bowl 4 plays a certain loosening role on the soil body 8 in the rotation process, so that the seedling raising bowl 4 is slowly detached from the soil body 8, after the seedling raising bowl 4 is detached, the soil fixing ring 5 is lifted upwards, the soil body 8 is supported by hands, and the soil fixing ring 5 is slowly pulled outwards along the separating opening, so that the soil fixing ring 5 is deformed outwards along the separating opening, and seedlings with complete soil bodies 8 are conveniently pulled out.
According to the scheme, the common seedling raising structure is replaced by the seedling raising tray 2 with a plurality of groups of seedling raising components, and the matching structure of the heat preservation seat 1 with the heat preservation and water supplementing functions is additionally arranged at the bottom end of the seedling raising tray 2, in the seedling raising process, the heat conduction pipe 7 with a heat source is utilized for carrying out temperature raising treatment on water in the water injection groove 101, the temperature raising function is directly achieved on the seedling raising tray 2 through heat conduction, and on the other hand, the upward drainage moisture has a certain temperature, so that the heat preservation function is also achieved on the premise of realizing moisture preservation;
in the tray transplanting process, after the seedling raising component is lifted upwards, the seedling raising bowl 4 is slowly rotated downwards, so that the seedling raising bowl 4 is slowly separated from the soil body 8, the seedlings are not easy to separate from the soil body 8, after the seedling raising bowl 4 is detached, the soil fixing ring 5 is pulled outwards along the separating opening, the soil fixing ring 5 is separated from the top of the soil body 8, compared with the traditional mode of directly applying force to the seedlings to realize the pulling out of the seedlings, the seedling raising method is easy to realize that the seedlings with the complete soil body 8 are separated from the seedling raising disc structure, damage to seedling root systems is effectively avoided, and the subsequent development of plants is facilitated.
The above; is only a preferred embodiment of the present invention; the scope of the invention is not limited in this respect; any person skilled in the art is within the technical scope of the present disclosure; equivalent substitutions or changes are made according to the technical proposal of the invention and the improved conception thereof; are intended to be encompassed within the scope of the present invention.
Claims (8)
1. The utility model provides a rice seedling sprout cultivation dish structure based on cold injury prevention and control of low temperature, includes heat preservation seat (1), its characterized in that: a water injection groove (101) is formed in the heat preservation seat (1), a seedling raising tray (2) with a water injection space reserved in the inner bottom of the water injection groove (101) is embedded in the water injection groove (101), a plurality of groups of bowl grooves (201) are formed in the upper end of the seedling raising tray (2), the bowl grooves (201) are of conical structures with wide upper parts and narrow lower parts, the bottoms of the bowl grooves are communicated with the water injection groove (101), and seedling raising assemblies are arranged at the bowl grooves (201) of each row;
the seedling raising assembly comprises a seedling raising frame (3), a plurality of embedded grooves (301) matched with the bowl grooves (201) are formed in the seedling raising frame (3), seedling raising bowls (4) are sleeved in the embedded grooves (301) in a threaded mode, soil fixing rings (5) extending to the positions above the embedded grooves (301) are nested at the top end portions of the seedling raising bowls (4), the seedling raising bowls (4) comprise threaded sleeves in threaded connection with the embedded grooves (301) and conical bowl bodies fixedly connected to the bottom ends of the threaded sleeves and matched with the inner walls of the bowl grooves (201), drainage grooves are reserved between the conical bowl bodies and the inner walls of the bowl grooves (201), and a plurality of groups of air holes (401) are formed in the conical bowl bodies in an annular mode;
diversion trench embeds and installs water conservancy diversion subassembly (6) that the bottom extends to in water injection tank (101), water injection tank (101) inside has coiled heat pipe (7), both ends are equipped with outside inlet tube (71) and drain pipe (72) of extension respectively about heat pipe (7).
2. The rice seedling raising tray structure based on low-temperature cold damage prevention and control according to claim 1, wherein: the inner end wall of the conical pot body is coated with a water absorption layer (402) arranged at the bottom end of the soil fixing ring (5), and the water absorption layer (402) is made of breathable heat insulation materials.
3. The rice seedling raising tray structure based on low-temperature cold damage prevention and control according to claim 1, wherein: the soil fixing ring (5) comprises an upper ring body and a lower ring body which are arranged in a vertically butted mode, the upper ring body and the lower ring body are respectively arranged in close contact with the inner wall of the threaded sleeve and the inner wall of the conical bowl body, the upper ring body and the lower ring body are made of elastic materials, a separating opening is formed in one end of the upper ring body, magnetic attraction blocks (52) located at two sides of the separating groove are fixedly connected to the outer end wall of the upper ring body, and a fastening block (51) is fixedly connected to the outer end wall of one side, far away from the magnetic attraction blocks (52).
4. The rice seedling raising tray structure based on low-temperature cold damage prevention and control according to claim 1, wherein: the water diversion assembly (6) comprises a sleeving frame (61) which is matched with the bowl groove (201) and is nested in the bowl groove, a plurality of absorbent cottons (62) are annularly distributed on the inner wall of the sleeving frame (61), and the bottoms of the absorbent cottons (62) penetrate through the bowl groove (201) and extend into the water injection groove (101).
5. The rice seedling raising tray structure based on low-temperature cold damage prevention and control according to claim 4, wherein: the width of the water absorbing cotton (62) is gradually decreased from top to bottom, the water absorbing cotton (62) is made of water absorbing materials, the inner walls of the water absorbing cotton (62) are propped against the outer wall of the seedling raising pot (4), each water absorbing cotton (62) corresponds to each group of air holes (401) one by one, and half of the air holes (401) are exposed outside the water absorbing cotton (62).
6. The rice seedling raising tray structure based on low-temperature cold damage prevention and control according to claim 5, wherein: the seedling raising tray (2), the seedling raising bowl (4) and the sleeving frame (61) are made of heat conducting materials, and the outer end wall of the seedling raising tray (2) is coated with a heat insulation layer.
7. The rice seedling raising tray structure based on low-temperature cold damage prevention and control according to claim 1, wherein: the upper end part of the heat preservation seat (1) is fixedly connected with a heat preservation cover (9) covered outside the seedling raising tray (2), the heat preservation cover (9) is made of heat insulation materials, and a vent hole is formed in the heat preservation cover (9).
8. The method for using the rice seedling raising tray structure based on low-temperature cold damage prevention and control according to any one of claims 1-7, which is characterized in that: the method comprises the following steps:
step one: firstly, placing a plurality of seedling raising assemblies on a seedling raising tray (2), sleeving a plurality of seedling raising bowls (4) in bowl grooves (201) one by one, filling soil bodies (8) into the seedling raising bowls (4), and sowing;
step two: in the seedling growing process, water is injected into the water injection groove (101), water is led into the bowl groove (201) through the flow guide assembly (6), so that a moisturizing effect on soil bodies (8) is achieved, in the process, according to actual environment requirements, a heat source is circularly led into the heat guide pipe (7) through the heat guide pipe (701), the heat source leads heat into water in the water injection groove (101), on one hand, the temperature of the seedling raising tray (2) is directly improved through heat conduction, on the other hand, the water led upwards has a certain temperature, and therefore a certain thermal insulation effect is achieved on the premise of moisturizing;
step three: when seedlings are transplanted, after the seedling raising frame (3) is lifted upwards, firstly the soil fixing ring (5) with the soil body (8) is lifted from the seedling raising frame (3), the soil fixing ring (5) is pinched by fingers, the seedling raising bowl (4) is slowly rotated downwards, the seedling raising bowl (4) plays a certain loosening role on the soil body (8) in the rotating process, so that the seedling raising bowl (4) is slowly detached from the soil body (8), after the seedling raising bowl (4) is detached, the soil fixing ring (5) is lifted upwards, the soil body (8) is supported by hands, the soil fixing ring (5) is slowly pulled outwards along the separating opening, and the soil fixing ring (5) is deformed outwards along the separating opening, so that seedlings with the complete soil body (8) are conveniently pulled out.
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